52649658 has 24 divisors (see below), whose sum is σ = 116858196. Its totient is φ = 17121600.

The previous prime is 52649657. The next prime is 52649669. The reversal of 52649658 is 85694625.

It can be written as a sum of positive squares in 2 ways, for example, as 41177889 + 11471769 = 6417^2 + 3387^2 .

It is not an unprimeable number, because it can be changed into a prime (52649651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34933 + ... + 36408.

Almost surely, 2^52649658 is an apocalyptic number.

52649658 is an abundant number, since it is smaller than the sum of its proper divisors (64208538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52649658 is a wasteful number, since it uses less digits than its factorization.

52649658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71390 (or 71387 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 52649658 is about 7256.0084068309. The cubic root of 52649658 is about 374.7990817041.

The spelling of 52649658 in words is "fifty-two million, six hundred forty-nine thousand, six hundred fifty-eight".